class_docstr: History methods specific to PyTorch
code: def _torch_hook_handle_is_valid(self, handle):
      d = handle.hooks_dict_ref()
      if d is None:
          return False
      else:
          return handle.id in d
  
imports: import itertools
  from functools import reduce
  from operator import mul
  from typing import List
  import wandb
  from wandb import util
  from wandb.data_types import Node
label_desc: Use image node_id 8 for calling the TorchHistory obj's underlying member method code with example usage: obj._torch_hook_handle_is_valid(handle) and returns: False, unknown